Base | Representation |
---|---|
bin | 100011101111101100… |
… | …111101011001010011 |
3 | 10200001212010222110120 |
4 | 203233230331121103 |
5 | 1112101101410203 |
6 | 25344312001323 |
7 | 2526060326010 |
oct | 435754753123 |
9 | 120055128416 |
10 | 38381278803 |
11 | 1530625a92a |
12 | 7531990243 |
13 | 38088c347a |
14 | 1c01602707 |
15 | ee983ab53 |
hex | 8efb3d653 |
38381278803 has 8 divisors (see below), whose sum is σ = 58485758208. Its totient is φ = 21932159304.
The previous prime is 38381278801. The next prime is 38381278813. The reversal of 38381278803 is 30887218383.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 38381278803 - 21 = 38381278801 is a prime.
It is a super-2 number, since 2×383812788032 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (38381278801) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 913839951 + ... + 913839992.
It is an arithmetic number, because the mean of its divisors is an integer number (7310719776).
Almost surely, 238381278803 is an apocalyptic number.
38381278803 is a deficient number, since it is larger than the sum of its proper divisors (20104479405).
38381278803 is a wasteful number, since it uses less digits than its factorization.
38381278803 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1827679953.
The product of its (nonzero) digits is 1548288, while the sum is 51.
The spelling of 38381278803 in words is "thirty-eight billion, three hundred eighty-one million, two hundred seventy-eight thousand, eight hundred three".
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